こうりしゅうじゃなかったです
氷州じゃなかったです
kō rishūjanakattadesu

Noun
Desu Copula

The polite, past negative form of ひょうしゅう

1. Wasn't ice.; Wasn't an iceberg.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana